TY - JOUR AU - Antoranz Canales, Pedro AU - Barrio Uña, Juan Abel AU - Contreras González, José Luis AU - Fonseca González, María Victoria AU - Miranda Pantoja, José Miguel AU - Nieto Castaño, Daniel PY - 2010 DO - 10.1051/0004-6361/200913607 SN - 0004-6361 UR - https://hdl.handle.net/20.500.14352/43929 T2 - Astronomy & Astrophysics AB - The blazar PG 1553+113 is a well known TeV gamma-ray emitter. In this paper we determine its spectral energy distribution through simultaneous multi-frequency data to study its emission processes. An extensive campaign was carried out between March... LA - eng PB - EDP Sciencies KW - BL-Lacertae Objects KW - Magic Telescope KW - VRI Photometry KW - Sky Survey KW - Emission KW - Energy KW - Spectroscopy KW - PG-1553+113 KW - Absorption KW - Spectra. TI - Simultaneous multi-frequency observation of the unknown redshift blazar PG 1553+113 in March-April 2008 TY - journal article VL - 515 ER -